Daily Practice

Higher

12th October 1982

5 questions · 15 marks · Grades 6-7 · 61 question types in this band

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 9 cm, 40 cm and 41 cm. Work out the angle opposite the 9 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 5 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Capture Recapture3 marks
25 voles are marked and released. Later 54 are caught, of which 9 are marked. Estimate the population.
4
Standard Form3 marks
Work out (28 x 10^6) / (4 x 10^4). Give your answer in standard form.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -2x + 1 that passes through (4, -7).

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